Patents by Inventor Donald S. Daniel, Jr.

Donald S. Daniel, Jr. has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Surgical razor blade with integral guard
    Patent number: 4094066
    Abstract: A surgical razor blade intended for one time use in shaving hair has an integral guard in the form of spiral windings of a fine flexible thread with the windings extending in uniformly spaced fashion around the blade cutting edge. The thread has a diameter within the range of 0.2 mm (0.0078 inches) to 1.0 mm (0.039 inches) and the spacing between adjacent windings of the thread is within the range of 1.0 mm (0.039 inches) to 4.0 mm (0.157 inches).
    Type: Grant
    Filed: March 8, 1977
    Date of Patent: June 13, 1978
    Inventor: Donald S. Daniel, Jr.